Ключевые слова: ancient, antique, arch, architecture, bridge, building, burgos, castile, castile and leon, castileleon, castilla, castilla y leon, castillaleon, castle, destination, ebro, europe, european, frias, heritage, historic, historical, history, landmark, landscape, leon, medieval, monument, old, outdoor, patrimony, river, roman, scene, sights, spain, spanish, stone, tourism, tourist, tower, town, travel, unesco, village,